– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 9 am Wed 04 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Wed 04 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Wed 04 Mar Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 32mm), heaviest during Wed morning. Mild temperatures (max 6°C on Fri afternoon, min 2°C on Thu night). Wind will be generally light. | Days 4–6 Weather SummaryMild with heavy rain (total 46mm), heaviest during Sat night. Becoming colder with a moderate fall of snow heaviest on Mon night. Freeze-thaw conditions (max 7°C on Sat morning, min -2°C on Mon night). Wind will be generally light. | |||||||||||||||||
Wednesday 4 | Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | | |  | | |  |  | |  | |
heavy rain | rain shwrs | mod. rain | light rain | rain shwrs | rain shwrs | light rain | light rain | light rain | light rain | light rain | heavy rain | heavy rain | light rain | light snow | light snow | light snow | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 6 | |
13 | 2 | 8 | 3 | 1 | 2 | 0.1 | 0.1 | 2 | 0.2 | 1.7 | 31 | 11 | 3 | — | — | — | — | |
max °C | 5 | 5 | 5 | 4 | 4 | 3 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 4 | 1 | 1 | 1 | 0 |
min °C | 5 | 5 | 3 | 3 | 3 | 2 | 4 | 5 | 4 | 6 | 7 | 7 | 6 | 2 | 0 | 1 | 0 | -2 |
4 | 5 | 0 | 1 | 2 | 2 | 4 | 5 | 4 | 5 | 6 | 6 | 2 | -2 | -2 | -2 | -3 | -4 | |
1350 | 1350 | 1050 | 950 | 1000 | 950 | 1100 | 1300 | 1500 | 2400 | 2150 | 2050 | 1600 | 1050 | 600 | 600 | 650 | 200 | |
Cloud base (m) | 550 | 550 | 600 | 600 | 600 | 800 | 600 | 750 | 600 | 600 | 600 | 600 | 550 | 600 | 600 | 600 | 650 | 600 |
 | 6:43 | — | — | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — | 7:35 | — | — | 6:33 | — | — |
 | — | 5:55 | — | — | 5:58 | — | — | 5:59 | — | — | 6:00 | — | — | 7:01 | — | — | 6:04 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 32mm), heaviest during Wed morning. Mild temperatures (max 6°C on Fri afternoon, min 2°C on Thu night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Mild with heavy rain (total 46mm), heaviest during Sat night. Becoming colder with a moderate fall of snow heaviest on Mon night. Freeze-thaw conditions (max 7°C on Sat morning, min -2°C on Mon night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.